/* =========================================================
   LPC Chauffage — Plombier chauffagiste au Chambon-sur-Lignon
   Palette : bleu pétrole + cuivre, mobile-first
   ========================================================= */

:root{
  /* Palette brand: brun foncé (lettres LPC) + brun café (flamme) + crème (médaillon) */
  --petrole:        #2c2218;   /* brun très foncé, lettres du logo */
  --petrole-dark:   #1a130c;   /* fond footer / sections sombres */
  --petrole-soft:   #4a3829;   /* brun moyen */
  --copper:         #8d6a45;   /* brun café — accent / CTA */
  --copper-warm:    #a8835a;   /* hover */
  --copper-soft:    #e3d3bc;   /* highlight pâle */
  --cream:          #ecdfc9;   /* fond médaillon logo */
  --ink:            #1f1812;
  --slate:          #5b4a3a;
  --slate-soft:     #8e7d6b;
  --line:           #ece4d6;
  --bg:             #ffffff;
  --bg-soft:        #f7f1e6;
  --bg-cream:       #f3e9d6;

  --radius:         14px;
  --radius-sm:      10px;
  --radius-lg:      22px;

  --shadow-sm:      0 1px 2px rgba(44,34,24,.05), 0 4px 12px -4px rgba(44,34,24,.08);
  --shadow-md:      0 8px 30px -10px rgba(44,34,24,.18);
  --shadow-lg:      0 30px 60px -25px rgba(44,34,24,.35);

  --container:      1200px;
  --pad-x:          clamp(20px, 4vw, 40px);

  --t-display:      system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --t-serif:        Georgia, "Times New Roman", serif;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing: border-box; }
html{ -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--t-display);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.is-menu-open{ overflow: hidden; }
img{ max-width:100%; display:block; height:auto; }
a{ color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--copper);
  outline-offset: 3px;
  border-radius: 4px;
}
h1,h2,h3,h4{ font-family: var(--t-display); margin:0; line-height:1.15; letter-spacing:-0.01em; color: var(--ink); }
p{ margin: 0 0 1em; color: var(--slate); }
ul{ margin:0; padding:0; list-style:none; }

.container{ width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--pad-x); }

.skip{
  position: absolute; left: 0; top: -200px;
  background: var(--petrole); color: #fff; padding: 10px 14px; z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip:focus{ top: 0; }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 700; font-size: 15px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary{
  background: var(--petrole); color: #fff;
  box-shadow: 0 8px 20px -8px rgba(44,34,24,.5), inset 0 -2px 0 rgba(0,0,0,.12);
}
.btn--primary:hover{ background: var(--copper); transform: translateY(-1px); box-shadow: 0 12px 24px -10px rgba(141,106,69,.55); }
.btn--ghost{
  background: var(--bg);
  color: var(--petrole);
  border-color: var(--line);
}
.btn--ghost:hover{ border-color: var(--petrole); }
.btn--outline-light{
  background: transparent; color: #fff; border-color: rgba(255,255,255,.4);
}
.btn--outline-light:hover{ background: rgba(255,255,255,.08); border-color: #fff; }
.btn--lg{ padding: 16px 26px; font-size: 16px; }
.btn--block{ width: 100%; justify-content: center; }

/* ---------- Section heads ---------- */
.section-label{
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--copper);
  padding: 6px 12px;
  background: rgba(141,106,69,.10);
  border-radius: 999px;
  margin-bottom: 18px;
}
.section-label--light{
  color: #f0d5c0; background: rgba(255,255,255,.08);
}
.section-title{
  font-size: clamp(28px, 4.2vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--petrole);
  text-wrap: balance;
}
.section-title--light{ color: #fff; }
.section-title__accent{
  font-family: var(--t-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--copper);
  letter-spacing: 0;
}
.section-title--light .section-title__accent{ color: #f0d5c0; }
.section-sub{
  margin-top: 14px; max-width: 620px;
  font-size: 17px; color: var(--slate);
}
.section-head{ text-align: center; margin: 0 auto 56px; max-width: 760px; }
.section-head .section-sub{ margin-left: auto; margin-right: auto; }
.section-head--left{ text-align: left; margin-left: 0; }
.section-head--left .section-sub{ margin-left: 0; }
.eyebrow{
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 600; letter-spacing: .06em;
  color: var(--petrole); text-transform: uppercase;
  padding: 8px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.eyebrow__dot{
  width: 8px; height: 8px; border-radius: 50%; background: var(--copper);
  box-shadow: 0 0 0 4px rgba(141,106,69,.20);
}

/* ---------- Top bar ---------- */
.topbar{
  background: var(--petrole-dark);
  color: rgba(255,255,255,.85);
  font-size: 13px;
}
.topbar__inner{
  display: flex; align-items: center; justify-content: center;
  gap: 14px; padding: 9px 0; flex-wrap: wrap;
}
.topbar__item{ display: inline-flex; align-items: center; gap: 7px; }
.topbar__item svg{ color: var(--copper); flex-shrink: 0; }
.topbar__sep{ opacity: .35; }

/* ---------- Header ---------- */
.header{
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner{
  display: flex; align-items: center; gap: 20px;
  padding: 14px 0;
}
.logo{
  display: inline-flex; align-items: center; gap: 12px;
  flex: 0 0 auto;
}
.logo__mark{
  width: 46px; height: 46px;
  display: grid; place-items: center;
  background: var(--cream);
  color: var(--petrole-soft);
  border-radius: 50%;
  border: 1px solid rgba(141,106,69,.18);
  box-shadow: 0 4px 12px -6px rgba(44,34,24,.25), inset 0 -2px 0 rgba(0,0,0,.04);
}
.logo__text{ display: flex; flex-direction: column; line-height: 1.1; }
.logo__text strong{ font-weight: 800; font-size: 18px; color: var(--petrole); letter-spacing: -.01em; }
.logo__text em{ font-style: normal; font-size: 11.5px; color: var(--slate-soft); letter-spacing: .04em; text-transform: uppercase; font-weight: 500; }

.nav{ flex: 1; display: flex; justify-content: center; }
.nav ul{ display: flex; gap: 4px; }
.nav a{
  display: block; padding: 10px 14px;
  font-weight: 600; font-size: 14.5px; color: var(--ink);
  border-radius: 999px;
  transition: background .15s ease, color .15s ease;
}
.nav a:hover{ background: var(--bg-soft); color: var(--petrole); }

.header__cta{ display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.phone{
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 4px;
  color: var(--petrole);
}
.phone svg{ color: var(--copper); }
.phone span{ display: flex; flex-direction: column; line-height: 1.1; }
.phone em{ font-style: normal; font-size: 11px; color: var(--slate-soft); text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.phone strong{ font-size: 16px; font-weight: 800; letter-spacing: -.01em; }

.burger{
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--line); background: #fff; border-radius: 10px;
  flex-direction: column; gap: 4px; align-items: center; justify-content: center;
  cursor: pointer;
}
.burger span{ width: 18px; height: 2px; background: var(--petrole); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.burger[aria-expanded="true"] span:nth-child(1){ transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

.mobile-menu{
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 14px var(--pad-x) 22px;
}
.mobile-menu ul{ display: flex; flex-direction: column; gap: 2px; margin-bottom: 14px; }
.mobile-menu a{
  display: block; padding: 12px 14px; border-radius: 10px;
  font-weight: 600; color: var(--ink);
}
.mobile-menu a:hover, .mobile-menu a:focus{ background: var(--bg-soft); }
.mobile-menu__cta{ width: 100%; justify-content: center; }

/* ---------- HERO ---------- */
.hero{
  position: relative;
  background:
    radial-gradient(circle at 92% -10%, rgba(141,106,69,.10), transparent 45%),
    radial-gradient(circle at 0% 110%, rgba(44,34,24,.06), transparent 50%),
    var(--bg-cream);
  overflow: hidden;
  padding-top: 60px;
}
.hero__inner{
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-bottom: 80px;
}
.hero__title{
  font-size: clamp(36px, 5.4vw, 64px);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.04;
  text-wrap: balance;
  margin-bottom: 22px;
  color: var(--petrole);
}
.hero__title .hl{
  font-family: var(--t-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--copper);
  letter-spacing: 0;
}
.hero__lede{
  font-size: clamp(17px, 1.6vw, 19px);
  color: var(--ink);
  max-width: 540px;
  margin-bottom: 18px;
  line-height: 1.5;
}
.hero__text{
  color: var(--slate);
  max-width: 540px;
  margin-bottom: 32px;
}
.hero__ctas{ display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
.hero__badges{
  display: flex; flex-wrap: wrap; gap: 10px 18px;
  padding-top: 24px;
  border-top: 1px dashed var(--line);
}
.hero__badges li{
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--ink); font-weight: 500;
}
.hero__badges svg{ color: var(--copper); flex-shrink: 0; }

.hero__visual{
  position: relative; margin: 0;
  aspect-ratio: 4/5;
}
.hero__photo{
  position: relative; width: 100%; height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--petrole);
}
.hero__photo img{ width: 100%; height: 100%; object-fit: cover; }
.hero__photo-shade{
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(44,34,24,0) 50%, rgba(44,34,24,.45) 100%);
}
.hero__card{
  position: absolute;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  padding: 16px 20px;
  display: flex; flex-direction: column;
  border: 1px solid var(--line);
}
.hero__card--phone{
  bottom: -28px; left: -28px;
  min-width: 230px;
}
.hero__card-label{
  font-size: 11px; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--copper); margin-bottom: 4px;
}
.hero__card strong{ font-size: 22px; font-weight: 800; color: var(--petrole); letter-spacing: -.01em; }
.hero__card-sub{ font-size: 12px; color: var(--slate-soft); margin-top: 4px; }

.hero__card--zone{
  top: 24px; right: -24px;
  flex-direction: row; align-items: center; gap: 12px;
  padding: 12px 16px;
}
.hero__card--zone svg{ color: var(--copper); flex-shrink: 0; }
.hero__card--zone span{ display: flex; flex-direction: column; }
.hero__card--zone em{ font-style: normal; font-size: 11px; color: var(--slate-soft); text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.hero__card--zone strong{ font-size: 14px; font-weight: 700; color: var(--petrole); }

.hero__strip{
  display: flex; align-items: center; gap: 22px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--slate-soft);
  white-space: nowrap;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
}
.hero__strip span{ flex-shrink: 0; }
.hero__strip .dot{ width: 5px; height: 5px; border-radius: 50%; background: var(--copper); }

/* ---------- INTRO ---------- */
.intro{
  padding: 100px 0;
  background: var(--bg);
}
.intro__inner{
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: start;
}
.intro__head{ position: sticky; top: 110px; }
.intro__lede{ font-size: 19px; color: var(--ink); line-height: 1.55; margin-bottom: 16px; }
.intro__chips{
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 28px;
}
.intro__chips li{
  padding: 10px 16px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px; font-weight: 600;
  color: var(--petrole);
}

/* ---------- SERVICES ---------- */
.services{
  padding: 100px 0;
  background: var(--bg-soft);
  position: relative;
}
.services__grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.service-card{
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px 26px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  overflow: hidden;
}
.service-card::before{
  content: ''; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: var(--copper);
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
}
.service-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.service-card:hover::before{ transform: scaleX(1); }
.service-card__num{
  position: absolute; top: 16px; right: 18px;
  font-family: var(--t-serif); font-size: 22px; font-style: italic;
  color: var(--copper);
  opacity: .55;
}
.service-card__icon{
  display: inline-grid; place-items: center;
  width: 50px; height: 50px;
  background: linear-gradient(135deg, rgba(44,34,24,.06), rgba(141,106,69,.06));
  color: var(--petrole);
  border-radius: 12px;
  margin-bottom: 18px;
}
.service-card h3{
  font-size: 18px; font-weight: 700; color: var(--petrole);
  margin-bottom: 8px;
}
.service-card p{ font-size: 14.5px; line-height: 1.5; margin: 0; color: var(--slate); }

/* ---------- SPLITS ---------- */
.split{ padding: 100px 0; }
.split--dark{
  background: var(--petrole);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.split--dark::before{
  content:''; position: absolute; top: -200px; right: -200px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(141,106,69,.18), transparent 65%);
}
.split--dark p{ color: rgba(255,255,255,.78); }
.split--light{ background: var(--bg-cream); }
.split__inner{
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 70px;
  align-items: center;
  position: relative;
}
.split__inner--reverse{ grid-template-columns: 1.1fr 1fr; }
.split__inner--reverse .split__visual{ order: 2; }
.split__visual{
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}
.split__visual img{ width: 100%; height: 100%; object-fit: cover; }
.split__copy p{ font-size: 16.5px; line-height: 1.65; margin-bottom: 18px; }
.split__copy .btn{ margin-top: 12px; }

.checklist{
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px;
  margin: 26px 0 0;
}
.checklist li{
  display: flex; align-items: center; gap: 12px;
  font-size: 15px; color: var(--ink); font-weight: 500;
}
.checklist li::before{
  content: ''; flex-shrink: 0;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--copper) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center / 13px no-repeat;
}

/* ---------- ZONE ---------- */
.zone{
  padding: 100px 0;
  background: var(--bg);
}
.zone__layout{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: stretch;
}
.zone__cities{
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-top: 1px solid var(--line);
}
.zone__cities li{
  display: flex; align-items: baseline; gap: 14px;
  padding: 16px 8px;
  border-bottom: 1px solid var(--line);
  font-weight: 600; color: var(--petrole); font-size: 16px;
  transition: background .15s ease, padding .15s ease;
}
.zone__cities li:hover{ background: var(--bg-soft); padding-left: 14px; padding-right: 0; }
.zone__cities em{
  margin-left: auto;
  font-style: normal; font-size: 12px; font-weight: 500;
  color: var(--slate-soft); letter-spacing: .04em;
}
.zone__pin{ color: var(--copper); font-size: 9px; line-height: 1; }

.zone__map{
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--petrole);
  min-height: 380px;
  box-shadow: var(--shadow-md);
}
.zone__map svg{ display: block; width: 100%; height: 100%; }
.zone__map-tag{
  position: absolute; bottom: 18px; left: 18px;
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.96);
  padding: 8px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 700; color: var(--petrole);
  box-shadow: var(--shadow-sm);
}
.zone__map-dot{
  width: 8px; height: 8px; border-radius: 50%; background: var(--copper);
  box-shadow: 0 0 0 4px rgba(141,106,69,.28);
}
.zone__note{
  margin-top: 36px;
  padding: 18px 22px;
  background: var(--bg-cream);
  border-left: 3px solid var(--copper);
  border-radius: 8px;
  font-size: 14.5px; color: var(--ink);
}

/* ---------- GALLERY ---------- */
.gallery{
  padding: 100px 0;
  background: var(--bg-soft);
}
.gallery__grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.gallery__item{
  margin: 0;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  transition: transform .2s ease, box-shadow .2s ease;
}
.gallery__item:hover{ transform: translateY(-4px); box-shadow: var(--shadow-md); }
.gallery__media{
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--petrole);
}
.gallery__media img{ width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.gallery__item:hover .gallery__media img{ transform: scale(1.04); }
.gallery__item figcaption{ padding: 22px 24px 26px; }
.gallery__tag{
  display: inline-block;
  font-size: 11.5px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--copper);
  background: rgba(141,106,69,.12);
  padding: 5px 10px; border-radius: 999px;
  margin-bottom: 10px;
}
.gallery__item h3{ font-size: 18px; font-weight: 700; color: var(--petrole); margin-bottom: 6px; }
.gallery__item p{ font-size: 14.5px; line-height: 1.5; margin: 0; color: var(--slate); }

/* ---------- STOVE ---------- */
.stove{
  padding: 100px 0;
  background: var(--bg);
}
.stove__inner{
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 60px;
  align-items: center;
}
.stove__copy p{ font-size: 16.5px; line-height: 1.65; margin-bottom: 16px; }
.stove__visual{
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-lg);
}
.stove__visual img{ width: 100%; height: 100%; object-fit: cover; }
.stove__chip{
  position: absolute;
  top: 24px; left: 24px;
  background: rgba(255,255,255,.96);
  padding: 8px 16px; border-radius: 999px;
  font-size: 13px; font-weight: 700; color: var(--petrole);
  box-shadow: var(--shadow-sm);
}
.stove__chip--alt{
  top: auto; bottom: 24px; left: auto; right: 24px;
  background: var(--copper); color: #fff;
}

/* ---------- CTA BAND ---------- */
.cta-band{
  background: linear-gradient(135deg, var(--petrole) 0%, var(--petrole-dark) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band::before{
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 90% 20%, rgba(141,106,69,.18), transparent 40%),
    radial-gradient(circle at 10% 80%, rgba(141,106,69,.10), transparent 40%);
}
.cta-band__inner{
  position: relative;
  padding: 80px 0;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: center;
}
.cta-band__title{
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  text-wrap: balance;
}
.cta-band__copy p{ color: rgba(255,255,255,.78); font-size: 17px; margin: 0; max-width: 540px; }
.cta-band__actions{ display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }

/* ---------- LIVRE D'OR ---------- */
.livre{
  padding: 100px 0;
  background: var(--bg-cream);
}
.livre__card{
  max-width: 720px; margin: 0 auto;
  background: #fff;
  padding: 50px 48px 46px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
}
.livre__quote{
  color: var(--copper);
  margin-bottom: 18px;
  opacity: .85;
}
.livre__card p{
  font-family: var(--t-serif);
  font-style: italic;
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: 28px;
}
.livre__card .btn{ margin-top: 4px; }

/* ---------- CONTACT ---------- */
.contact{
  padding: 100px 0;
  background: var(--petrole);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.contact::before{
  content: ''; position: absolute; top: -250px; left: -250px;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(141,106,69,.12), transparent 65%);
}
.contact__inner{
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 70px;
  align-items: start;
}
.contact__copy p{ color: rgba(255,255,255,.78); font-size: 16.5px; margin-bottom: 30px; }
.contact__details{ display: flex; flex-direction: column; gap: 20px; }
.contact__details li{
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px 20px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
}
.contact__icon{
  flex-shrink: 0;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: var(--copper);
  border-radius: 10px;
  color: #fff;
}
.contact__details strong{ display: block; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.6); margin-bottom: 4px; }
.contact__details > li > div{ font-size: 15px; line-height: 1.5; color: rgba(255,255,255,.92); }
.contact__details a{ color: #fff; font-weight: 700; }
.contact__details a:hover{ color: var(--copper-soft); }

.contact__form{
  background: #fff;
  color: var(--ink);
  padding: 36px 36px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.contact__form-title{
  font-size: 22px; font-weight: 700; color: var(--petrole);
  margin-bottom: 22px;
}
.field{ display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label{
  font-size: 13px; font-weight: 600; color: var(--petrole);
  letter-spacing: .02em;
}
.field input, .field select, .field textarea{
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-family: inherit; font-size: 15px;
  background: var(--bg-soft);
  color: var(--ink);
  transition: border-color .15s ease, background .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color: var(--copper); background: #fff; outline: none;
}
.field textarea{ resize: vertical; min-height: 110px; }
.field-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field--hp{ position: absolute; left: -9999px; }
.rgpd{
  font-size: 12.5px; color: var(--slate-soft); margin: 4px 0 18px;
}

/* ---------- FOOTER ---------- */
.footer{
  background: var(--petrole-dark);
  color: rgba(255,255,255,.7);
  padding-top: 70px;
}
.footer__inner{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
}
.logo--footer .logo__text strong{ color: #fff; }
.logo--footer .logo__text em{ color: rgba(255,255,255,.55); }
.footer__seo{
  margin-top: 18px;
  font-size: 14px; line-height: 1.6;
  color: rgba(255,255,255,.6);
  max-width: 380px;
}
.footer__col h4{
  font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 14px;
}
.footer__col p{ color: rgba(255,255,255,.7); margin-bottom: 8px; font-size: 14.5px; }
.footer__phone{
  font-size: 20px; font-weight: 800; color: #fff !important;
  letter-spacing: -.01em;
}
.footer__phone:hover{ color: var(--copper-soft) !important; }
.footer__links{ display: flex; flex-direction: column; gap: 8px; }
.footer__links a{
  color: rgba(255,255,255,.7); font-size: 14.5px;
  transition: color .15s ease, padding .15s ease;
}
.footer__links a:hover{ color: var(--copper-soft); padding-left: 4px; }

.footer__bottom{
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 22px 0;
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
.footer__bottom-inner{
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px; flex-wrap: wrap;
}
.footer__tags{ display: flex; gap: 6px; flex-wrap: wrap; }
.footer__tags span{
  padding: 4px 10px;
  background: rgba(255,255,255,.06);
  border-radius: 999px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .04em;
  color: rgba(255,255,255,.7);
}

/* ---------- STICKY MOBILE CALL ---------- */
.sticky-call{
  display: none;
  position: fixed; left: 12px; right: 12px; bottom: 12px;
  z-index: 60;
  align-items: center; gap: 10px;
  padding: 14px 18px;
  background: var(--petrole);
  color: #fff;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 10px 30px -8px rgba(44,34,24,.5), 0 4px 12px rgba(0,0,0,.18);
}
.sticky-call svg{ flex-shrink: 0; }
.sticky-call span{ font-size: 13px; opacity: .85; font-weight: 600; }
.sticky-call strong{ font-size: 16px; margin-left: auto; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px){
  .hero__inner{ grid-template-columns: 1fr; gap: 40px; padding-bottom: 60px; }
  .hero__visual{ aspect-ratio: 16/10; max-width: 600px; margin: 0 auto; width: 100%; }
  .hero__card--phone{ left: 16px; bottom: -22px; }
  .hero__card--zone{ right: 16px; top: 16px; }

  .intro__inner{ grid-template-columns: 1fr; gap: 32px; }
  .intro__head{ position: static; }

  .services__grid{ grid-template-columns: repeat(2, 1fr); }

  .split__inner, .split__inner--reverse{ grid-template-columns: 1fr; gap: 40px; }
  .split__inner--reverse .split__visual{ order: 0; }
  .split__visual{ aspect-ratio: 16/11; max-width: 600px; margin: 0 auto; width: 100%; }

  .zone__layout{ grid-template-columns: 1fr; gap: 32px; }
  .zone__map{ min-height: 320px; }

  .stove__inner{ grid-template-columns: 1fr; gap: 40px; }
  .stove__visual{ aspect-ratio: 16/11; max-width: 600px; margin: 0 auto; width: 100%; }

  .cta-band__inner{ grid-template-columns: 1fr; gap: 28px; padding: 64px 0; }
  .cta-band__actions{ justify-content: flex-start; }

  .contact__inner{ grid-template-columns: 1fr; gap: 50px; }

  .footer__inner{ grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 860px){
  .nav, .header__btn, .phone span, .topbar{ display: none; }
  .header__inner{ justify-content: space-between; gap: 12px; }
  .phone{ padding: 8px; background: rgba(141,106,69,.1); border-radius: 10px; }
  .phone svg{ color: var(--copper); }
  .burger{ display: flex; }
  .header__cta{ gap: 8px; }

  .gallery__grid{ grid-template-columns: 1fr; }

  .sticky-call{ display: flex; }
  body{ padding-bottom: 78px; }
}

@media (max-width: 560px){
  .services__grid{ grid-template-columns: 1fr; }
  .zone__cities{ grid-template-columns: 1fr; }
  .checklist{ grid-template-columns: 1fr; }
  .field-row{ grid-template-columns: 1fr; }
  .contact__form{ padding: 26px 22px; }
  .footer__inner{ grid-template-columns: 1fr; gap: 28px; }
  .hero__card--zone{ display: none; }
  .hero__card--phone{ position: static; margin-top: 16px; }
  .hero__visual{ aspect-ratio: 4/3; }
}

@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    animation-duration: 0s !important;
    transition-duration: 0s !important;
  }
  html{ scroll-behavior: auto; }
}


/* ---------- Logo image (real brand) ---------- */
.logo{ display: inline-flex; align-items: center; gap: 14px; }
.logo > img,
.logo__img{
  height: 56px; width: auto; display: block;
  object-fit: contain;
}
.logo__baseline{
  display: none;
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-size: 12px; font-weight: 600; letter-spacing: .04em;
  color: var(--slate-soft); text-transform: uppercase;
  line-height: 1.3; max-width: 130px;
}
@media (min-width: 980px){
  .logo__baseline{ display: block; }
}
.logo__img--footer{
  height: 60px;
  background: #fff;
  padding: 8px 14px;
  border-radius: 10px;
  box-shadow: 0 6px 16px -8px rgba(0,0,0,.5);
}

/* ---------- Google Reviews section ---------- */
.gmb{
  padding: 100px 0;
  background: var(--bg-cream);
}
.gmb__head{
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}
.gmb__title-wrap{ }
.gmb__rating{
  display: flex; flex-direction: column; align-items: flex-end; gap: 8px;
}
.gmb__rating-row{
  display: flex; align-items: center; gap: 12px;
}
.gmb__score{
  font-size: 48px; font-weight: 800; color: var(--petrole);
  letter-spacing: -.02em; line-height: 1;
}
.gmb__stars{
  display: inline-flex; gap: 2px;
  color: #fbbc04;
}
.gmb__stars svg{ display: block; }
.gmb__count{
  font-size: 13.5px; color: var(--slate);
  display: flex; align-items: center; gap: 8px;
}
.gmb__google-mark{
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 700; color: var(--petrole);
}
.gmb__google-mark svg{ width: 16px; height: 16px; }

.gmb__grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 36px;
}
.gmb__card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px 22px;
  display: flex; flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.gmb__card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-md); }
.gmb__card-head{
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 14px;
}
.gmb__avatar{
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; color: #fff; font-size: 15px;
  flex-shrink: 0;
}
.gmb__avatar--copper{ background: #8d6a45; }
.gmb__avatar--brown{ background: #5a4631; }
.gmb__avatar--warm{ background: #a8835a; }
.gmb__author{ display: flex; flex-direction: column; line-height: 1.2; }
.gmb__author strong{ font-size: 14.5px; font-weight: 700; color: var(--petrole); }
.gmb__author em{ font-style: normal; font-size: 12px; color: var(--slate-soft); margin-top: 2px; }
.gmb__card-stars{
  display: inline-flex; gap: 2px; color: #fbbc04;
  margin-bottom: 10px;
}
.gmb__card-text{
  font-size: 14.5px; line-height: 1.55; color: var(--ink);
  margin: 0; flex: 1;
}
.gmb__card-date{
  font-size: 12px; color: var(--slate-soft);
  margin-top: 14px; padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 6px;
}

.gmb__cta{
  display: flex; gap: 14px; flex-wrap: wrap; align-items: center;
}
.gmb__note{
  margin-top: 20px;
  padding: 14px 18px;
  background: rgba(141,106,69,.08);
  border-left: 3px solid var(--copper);
  border-radius: 8px;
  font-size: 13px; color: var(--slate);
}
.gmb__note code{
  background: rgba(0,0,0,.06); padding: 2px 6px; border-radius: 4px;
  font-size: 12px;
}

/* ---------- Google Map embed ---------- */
.map-embed{
  margin-top: 30px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255,255,255,.1);
  aspect-ratio: 16/9;
  background: var(--petrole-dark);
}
.map-embed iframe{ display: block; width: 100%; height: 100%; border: 0; }
.map-link{
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 14px;
  font-size: 14px; font-weight: 600; color: var(--copper-soft);
}
.map-link:hover{ color: #fff; }
.map-link svg{ flex-shrink: 0; }

@media (max-width: 1024px){
  .gmb__head{ grid-template-columns: 1fr; gap: 18px; }
  .gmb__rating{ align-items: flex-start; }
  .gmb__grid{ grid-template-columns: 1fr; }
}
@media (max-width: 860px){
  .logo__img,
  .logo > img{ height: 44px; }
  .logo__baseline{ display: none; }
}


/* ---------- Trust strip (testimonials header) ---------- */
.trust-strip{
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 20px;
}
.trust-strip__item{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--petrole);
  box-shadow: var(--shadow-sm);
}
.trust-strip__item svg{ color: var(--copper); flex-shrink: 0; }

/* ---------- Certifications section ---------- */
.certs{
  padding: 100px 0;
  background: var(--bg);
}
.certs__grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.cert-card{
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px 22px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.cert-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.cert-card__badge{
  display: inline-grid; place-items: center;
  width: 54px; height: 54px;
  background: var(--c, var(--copper));
  color: #fff; font-weight: 800; font-size: 13px;
  letter-spacing: .04em;
  border-radius: 12px;
  margin-bottom: 16px;
  box-shadow: inset 0 -3px 0 rgba(0,0,0,.18), 0 6px 16px -6px color-mix(in srgb, var(--c, var(--copper)) 60%, transparent);
}
.cert-card__badge--rge{ --c: #1e7a3c; }
.cert-card__badge--pac{ --c: #0a6b9c; }
.cert-card__badge--bois{ --c: #7a4b1a; }
.cert-card__badge--sol{ --c: #c47b0f; }
.cert-card__badge--gaz{ --c: #1f3e8a; }
.cert-card__badge--qpi{ --c: #6a1f8a; }
.cert-card__badge--pro{ --c: #b30021; }
.cert-card__badge--capeb{ --c: #2c2218; }
.cert-card h3{
  font-size: 16px; font-weight: 800; color: var(--petrole);
  margin-bottom: 6px;
  letter-spacing: -.01em;
}
.cert-card p{
  font-size: 13.5px; line-height: 1.5; color: var(--slate); margin: 0;
}
.certs__note{
  margin-top: 32px; padding: 18px 22px;
  background: var(--bg-cream);
  border-left: 3px solid var(--copper);
  border-radius: 8px;
  font-size: 14.5px; color: var(--ink);
  max-width: 860px;
}
@media (max-width: 1024px){
  .certs__grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px){
  .certs__grid{ grid-template-columns: 1fr; }
}


/* ---------- Hero logo lock-up ---------- */
.hero__logo{
  display: block;
  height: 80px;
  width: auto;
  margin-bottom: 22px;
}
@media (max-width: 860px){ .hero__logo{ height: 64px; margin-bottom: 18px; } }